采用磷肥和有机肥田间定位试验的作物产量效应和土壤积累磷的环境风险相结合的方法。
The yield response of crop to phosphate fertilizer and organic manure and the loss risk of phosphorus in soil were studied using a long-term experiment.
缺磷植物常发育不良，叶片呈典型的深绿色，常伴有花青素的积累。
Phosphorus-deficient plants are often stunted, with leaves turning a characteristic dark green, often with the accumulation of anthocyanin.
利用根盒培养和田间栽培方法，研究了黑土和黑钙土玉米根际有机磷的亏缺和积累的状况。
Rhizo-box and field cultivation methods were used to study the delpletion and accumulation of organic P in maize rhizosphere on blackland and chernozem.
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